GPON_ONT下载SW不成功问题排障

GPON_ONT下载SW不成功问题排障 GPON ONT下载SW不成功问题排障 1( 确认ONT的SW已正确上传到GPON OLT设备。 >RTRV-ONTSWVER::COM:::ALL; /* RTRV-ONTSWVER::COM:::ALL */ "COM::SWVER=\"FE50782BFVA12\",SWVERSIZE=5971719" "COM::SWVER=\"FE50782BFVS01\",SWVERSIZE=6003261" 2( 确认ONT和OLT连接正常，特别是ONT的接收光功率不应该太强，应该在许可范围内。 3( 通过ssh连接ONT，连接成功后输入如下命令对ONT的SW下载过程进行trace跟踪。 dbg console enable print dbg console enable trace 通常来说，ONT侧SW下载不成功的原因为CRC not matched，相关trace log类似如下。 I240GA(F9A771FC)# Starting OMCI Download Proposed Window size is 64 and Proposed section Size is 1440 Child Process :: Priority Changed to Higher value 82...... *****MEM CHECK ON SW DOWNLOAD DISABLED***** Starting OMCI Download Proposed Window size is 4 and Proposed section Size is 1440 Child Process :: Priority Changed to Higher value 82...... tar: short read *****MEM CHECK ON SW DOWNLOAD DISABLED***** Software download percentage completion : 10% Free memory = 77885440 Enough memory for download Software download percentage completion : 20% Software download percentage completion : 30% Software download percentage completion : 40% Software download percentage completion : 50% Software download percentage completion : 60% Software download percentage completion : 70% Software download percentage completion : 80% Software download percentage completion : 90% Software download percentage completion : 100% tar: crc error End Download received. downloadScript.sh scriptExists onu.img CRC RESULTS NOT MATCHED Download failed Cleaning up /var/temp ..... *****MEM CHECK ON SW DOWNLOAD ENABLED***** 因为ONT SW下载的路径为NT -> shub -> PON板 -> PON口 -> 光纤 -> ONT，核对确认这当中的每一个环节，如有必要尝试重启或替换硬件后再测试。 2010-03-03 update